package com.wl.ms.seckill.dao;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.fasterxml.jackson.databind.ser.Serializers;
import com.wl.ms.seckill.entity.Stock;

/**
 * @author wanlei
 * @since 2021/9/24
 */
public interface StockDao extends BaseMapper<Stock> {
    int updateByOptimistic(Stock stock);
}
